CN210397777U - Can fix a position water heater blowdown ball valve of prevention of seepage water - Google Patents
Can fix a position water heater blowdown ball valve of prevention of seepage water Download PDFInfo
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- CN210397777U CN210397777U CN201920895634.6U CN201920895634U CN210397777U CN 210397777 U CN210397777 U CN 210397777U CN 201920895634 U CN201920895634 U CN 201920895634U CN 210397777 U CN210397777 U CN 210397777U
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- ball valve
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Abstract
The utility model discloses a water heater blowdown ball valve capable of positioning and preventing water seepage, which comprises a ball valve main body, a valve cover, a valve ball, a valve rod, a handle, a water passing bush and a connecting sealing element; the water passing bushing is connected with the valve cover through threads, and the valve cover is connected with the ball valve main body through threads; the valve cover is hollow and arranged at the rear part of the ball valve main body; the valve ball is arranged in the ball valve main body, and the valve rod is arranged above the valve ball; the handle is fixed above the valve rod through a connecting sealing piece; the valve rod is connected with the ball valve main body through a connecting sealing piece. The utility model discloses simple structure, reasonable in design, convenient to use.
Description
Technical Field
The utility model relates to a valve field, more specifically the utility model relates to a can fix a position water heater blowdown ball valve of prevention of seepage water that says so.
Background
The ball valve is a common valve, and is widely applied to oil, oil and gas pipelines due to convenient use, simple structure, easy maintenance and use. The reliable and stable ball valve has been widely accepted by people, and is also commonly applied to industrial production, town gas pipelines and water supply pipelines. The valve body of the existing electric water heater drain valve is directly connected with the electric water heater, the valve body is of an integral structure, and the final matching end position of the connecting thread in the valve body is the final position of the installed drain valve.
SUMMERY OF THE UTILITY MODEL
The utility model overcomes prior art's is not enough, its simple structure, reasonable in design, and convenient to use is convenient for confirm the blowdown position.
The technical scheme of the utility model as follows:
a water heater blowdown ball valve capable of positioning and preventing water seepage comprises a ball valve body, a valve cover, a valve ball, a valve rod, a handle, a water passing bushing and a connecting sealing element; the water passing bushing is connected with the valve cover through threads, and the valve cover is connected with the ball valve main body through threads; the valve cover is hollow and arranged at the rear part of the ball valve main body; the valve ball is arranged in the ball valve main body, and the valve rod is arranged above the valve ball; the handle is fixed above the valve rod through a connecting sealing piece; the valve rod is connected with the ball valve main body through a connecting sealing piece.
Further, the connecting sealing element comprises an O-shaped ring A, a sealing seat B, an O-shaped ring C and an O-shaped ring D; an O-shaped ring A is arranged between the water passing bush and the valve cover; an O-shaped ring D is arranged between the valve cover and the ball valve main body; the sealing seat A is arranged inside the valve cover and above the valve ball; the sealing seat B is arranged inside the ball valve main body and below the ball valve; an O-shaped ring B is arranged between the valve rod and the ball valve body, and an O-shaped ring C is arranged above the O-shaped ring C.
Further, the connecting seal further comprises: the loose joint screw cap and the drain valve sealing gasket; the loose joint screw cap is arranged between the water passing bushing and the valve cover, and an inner hole of the loose joint screw cap is in clearance fit with the outer side of the valve cover; and a drain valve sealing gasket is arranged in the loose joint screw cap.
Further, the connecting seal further comprises: cross recessed screws, spring washers; the handle is fixed above the valve rod through a cross-shaped groove screw and a spring gasket; one end of the handle is rectangular and is buckled on the ball valve main body, and the other end of the handle is three-quarters round.
Further, the ball valve body comprises a connecting part and a main body; the connecting part is a cylinder with external threads, and a cylindrical through hole is formed in the connecting part; the cross section of the main body is hexagonal, and the inside of the main body is hollowed; the main part and the connecting part are integrally formed, and the sectional area of the main part is larger than that of the connecting part.
Furthermore, the cross section of the water passing lining is in a cross shape with a hollow center, an internal thread is arranged at the hollow part, and a magnesium rod for removing dirt of the electric water heater is arranged in the internal thread; one end of the water passing lining is provided with an external thread; the side of the water passing bush is provided with 4 symmetrical water passing gaps, and two sides of each water passing gap are provided with supports.
Furthermore, the top of the valve ball is provided with a groove, and the bottom of the valve rod is provided with a boss; the size of a boss at the bottom of the valve rod is matched with that of a groove at the top of the valve ball, and the valve rod is embedded at the top of the valve ball; the valve ball is internally provided with a through hole and rotates in the ball valve main body.
Furthermore, a square boss is arranged at the top of the valve rod, and a square groove is arranged in the handle; the valve rod is embedded in the handle, and the valve rod rotates along with the handle. Compared with the prior art, the utility model the advantage lies in:
1. the utility model has simple and reasonable structure design, convenient manufacture, easy realization of large-scale production and convenient popularization and use; the structure performance is more reliable, and the installation is more convenient, and the outward appearance is more pleasing to the eye, and is more humanized when follow-up electric water heater blowoff valve blowdown water uses.
2. When the loose joint screw cap is installed and connected with the electric water heater, the valve cover rotates to drive the whole ball valve to a required direction and then to be fixed, and the loose joint screw cap is fixed with the threads of the electric water heater and can be fixed and positioned according to the required direction; is convenient for personnel to install and use.
3. 4 symmetrical water passing notches are designed on the circumference of the water passing lining, so that water can be drained more quickly; 4 gaps are provided with 4 supports, and the magnesium rod arranged above the water passing lining is more stable. The joint of the valve cover and the water passing lining is provided with an O-shaped ring A, and the joint of the valve cover and the ball valve main body is provided with an O-shaped ring D, so that the residual moisture in the drain valve of the electric water heater can be prevented from leaking.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the attached drawings
FIG. 1 is a schematic view of the internal structure of a positionable water-seepage-proof water heater blowdown ball valve of the present invention;
FIG. 2 is a front view of a water passing bushing of a blowdown ball valve of a water heater with positioning and water seepage prevention of the utility model;
FIG. 3 is a rear view of a water passing bushing of a blowdown ball valve of a water heater with positioning and water seepage prevention of the utility model;
the figure is marked with: the water passing device comprises a water passing bushing 1, a loose joint screw cap 2, a drain valve sealing gasket 3, an O-shaped ring A4, a valve cover 5, a sealing seat A6, a valve ball 7, a sealing seat B8, a ball valve body 9, a valve rod 10, an O-shaped ring B11, a cross-shaped groove screw 12, a spring washer 13, an O-shaped ring C14, a handle 15, an O-shaped ring D16, an internal thread 17, a water passing notch 18 and a support 19.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
As shown in the attached figures 1 to 3, the positionable water seepage-proof water heater sewage discharging ball valve comprises a ball valve body 9, a valve cover 5, a valve ball 7, a valve rod 10, a handle 15, a water passing bushing 1 and a connecting sealing piece. The water passing bushing 1 is connected with the valve cover 5 through threads, and the valve cover 5 is connected with the ball valve main body 9 through threads; the valve cover 5 is hollow and arranged at the rear part of the ball valve main body 9; the valve ball 7 is arranged in the ball valve main body 9, and the valve rod 10 is arranged above the ball valve main body; the handle 15 is fixed above the valve rod 10 through a connecting sealing piece; the valve stem 10 is connected to the ball valve body 9 by a connecting seal. The components are tightly combined, and the connecting sealing element is arranged, so that the sealing performance is ensured, the leakage is prevented, and the installation and the operation are convenient; meanwhile, the structure is simple, and large-scale production is facilitated.
Preferably, the connecting seal comprises O-ring a4, seal seat a6, seal seat B8, O-ring B11, O-ring C14, O-ring D16; an O-shaped ring A4 is arranged between the water passing bushing 1 and the valve cover 5; an O-shaped ring D16 is arranged between the valve cover 5 and the ball valve main body 9; the sealing seat A6 is arranged inside the valve cover 5 and above the valve ball 7; a sealing seat B8 is provided inside the ball valve body 9, below the ball 7. An O-shaped ring B11, an O-shaped ring C14 and an O-shaped ring B11 are arranged between the valve rod 10 and the ball valve body 9 and above the O-shaped ring C14. When the valve cover 5 is locked with the ball valve main body 9, the sealing seat A6 and the sealing seat B8 are pressed to be attached to the valve ball 7. Through setting up multiple sealing member, improved sealing performance, reduced the possibility of infiltration.
Preferably, the connection seal further comprises: a loose joint screw cap 2, a drain valve sealing gasket 3, a cross-shaped groove screw 12 and a spring washer 13. The handle 15 is fixed above the valve rod 10 through a cross-shaped groove screw 12 and a spring washer 13; one end of the handle 15 is rectangular and is buckled on the ball valve main body 9, and the other end of the handle is three-quarters round. The loose joint screw cap 2 is arranged between the water passing bush 1 and the valve cover 5, and the inner hole of the loose joint screw cap 2 is in clearance fit with the outer side of the valve cover 5, so that the loose joint screw cap 2 can freely move up and down on the periphery outside the valve cover 5. The loose joint screw cap 2 is connected with the electric water heater through threads, when the loose joint screw cap 2 is connected with the electric water heater, the valve cover 5 rotates to drive the whole ball valve to be fixed in a required direction, and then the loose joint screw cap 2 is fixed with the electric water heater through threads, so that the effect of fixing and positioning in the required direction is achieved, and the operation of an installer is facilitated. The inside of the loose joint screw cap 2 is provided with a drain valve sealing gasket 3, and after the loose joint screw cap 2 is connected with the electric water heater, the drain valve sealing gasket 3 is compressed between the loose joint screw cap 3 and the electric water heater, thereby playing a role in sealing.
Preferably, said ball valve body 9 comprises a connecting portion, a body. The connecting part is a cylinder with external threads, and a cylindrical through hole is formed in the connecting part; the cross section of the main body is hexagonal, and the inside of the main body is hollowed; the main part and the connecting part are integrally formed, and the sectional area of the main part is larger than that of the connecting part. The cross section of the water passing bush 1 is in a cross shape with a hollow center, an internal thread 17 is arranged at the hollow position, and a magnesium rod for removing dirt of the electric water heater is arranged in the internal thread; one end of the water passing bush 1 is provided with an external thread; the side of the water passing bush 1 is provided with 4 symmetrical water passing gaps 18, and two sides of each water passing gap 18 are provided with supports 19. The national tax gap 18 accelerates the drainage speed, and the support 19 reinforces the magnesium rod.
The top of the valve ball 7 is provided with a groove, and the bottom of the valve rod 10 is provided with a boss; the size of a boss at the bottom of the valve rod 10 is matched with that of a groove at the top of the valve ball 7, and the valve rod 10 is embedded at the top of the valve ball 7; the valve ball 7 is internally provided with a through hole, and the valve ball 7 rotates in the ball valve main body 9. The top of the valve rod 10 is provided with a square boss, and the inside of the handle 15 is provided with a square groove; the valve stem 10 is fitted inside the handle 15, and the valve stem 10 rotates together with the handle 15. When the handle 15 rotates, the valve rod 10 is driven to rotate simultaneously, the valve rod 10 drives the valve ball 7 to rotate, and the through hole is designed in the valve ball 7, so that the water can be drained when the through hole is rotated downwards.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the concept of the present invention, and these improvements and decorations should also be considered as the protection scope of the present invention.
Claims (8)
1. The utility model provides a can fix a position water heater blowdown ball valve of prevention of seepage water which characterized in that: the ball valve comprises a ball valve body, a valve cover, a valve ball, a valve rod, a handle, a water passing bushing and a connecting sealing element; the water passing bushing is connected with the valve cover through threads, and the valve cover is connected with the ball valve main body through threads; the valve cover is hollow and arranged at the rear part of the ball valve main body; the valve ball is arranged in the ball valve main body, and the valve rod is arranged above the valve ball; the handle is fixed above the valve rod through a connecting sealing piece; the valve rod is connected with the ball valve main body through a connecting sealing piece.
2. The positionable water seepage prevention water heater blowdown ball valve as defined in claim 1, wherein: the connecting sealing element comprises an O-shaped ring A, a sealing seat B, an O-shaped ring C and an O-shaped ring D; an O-shaped ring A is arranged between the water passing bush and the valve cover; an O-shaped ring D is arranged between the valve cover and the ball valve main body; the sealing seat A is arranged inside the valve cover and above the valve ball; the sealing seat B is arranged inside the ball valve main body and below the ball valve; an O-shaped ring B is arranged between the valve rod and the ball valve body, and an O-shaped ring C is arranged above the O-shaped ring C.
3. The positionable water seepage prevention water heater blowdown ball valve as defined in claim 1, wherein: the connecting seal further comprises: the loose joint screw cap and the drain valve sealing gasket; the loose joint screw cap is arranged between the water passing bushing and the valve cover, and an inner hole of the loose joint screw cap is in clearance fit with the outer side of the valve cover; and a drain valve sealing gasket is arranged in the loose joint screw cap.
4. The positionable water seepage prevention water heater blowdown ball valve as defined in claim 1, wherein: the connecting seal further comprises: cross recessed screws, spring washers; the handle is fixed above the valve rod through a cross-shaped groove screw and a spring gasket; one end of the handle is rectangular and is buckled on the ball valve main body, and the other end of the handle is three-quarters round.
5. The positionable water seepage prevention water heater blowdown ball valve as defined in claim 1, wherein: the ball valve body comprises a connecting part and a main body; the connecting part is a cylinder with external threads, and a cylindrical through hole is formed in the connecting part; the cross section of the main body is hexagonal, and the inside of the main body is hollowed; the main part and the connecting part are integrally formed, and the sectional area of the main part is larger than that of the connecting part.
6. The positionable water seepage prevention water heater blowdown ball valve as defined in claim 1, wherein: the cross section of the water passing lining is in a cross shape with a hollow center, an internal thread is arranged at the hollow part, and a magnesium rod for removing dirt of the electric water heater is arranged in the internal thread; one end of the water passing lining is provided with an external thread; the side of the water passing bush is provided with 4 symmetrical water passing gaps, and two sides of each water passing gap are provided with supports.
7. The positionable water seepage prevention water heater blowdown ball valve as defined in claim 1, wherein: the top of the valve ball is provided with a groove, and the bottom of the valve rod is provided with a boss; the size of a boss at the bottom of the valve rod is matched with that of a groove at the top of the valve ball, and the valve rod is embedded at the top of the valve ball; the valve ball is internally provided with a through hole and rotates in the ball valve main body.
8. The positionable water seepage prevention water heater blowdown ball valve as defined in claim 1, wherein: the top of the valve rod is provided with a square boss, and the inside of the handle is provided with a square groove; the valve rod is embedded in the handle, and the valve rod rotates along with the handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895634.6U CN210397777U (en) | 2019-06-14 | 2019-06-14 | Can fix a position water heater blowdown ball valve of prevention of seepage water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920895634.6U CN210397777U (en) | 2019-06-14 | 2019-06-14 | Can fix a position water heater blowdown ball valve of prevention of seepage water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210397777U true CN210397777U (en) | 2020-04-24 |
Family
ID=70349182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920895634.6U Expired - Fee Related CN210397777U (en) | 2019-06-14 | 2019-06-14 | Can fix a position water heater blowdown ball valve of prevention of seepage water |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210397777U (en) |
-
2019
- 2019-06-14 CN CN201920895634.6U patent/CN210397777U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 Termination date: 20210614 |